CVE-2022-48918 iwlwifi: mvm: check debugfs_dir ptr before use

In the Linux kernel, the following vulnerability has been resolved: iwlwifi: mvm: check debugfsdir ptr before use When "debugfs=off" is used on the kernel command line, iwiwifi's mvm module uses an invalid/unchecked debugfsdir pointer and causes a BUG: BUG: kernel NULL pointer dereference, addres...

CVE-2023-52808 scsi: hisi_sas: Set debugfs_dir pointer to NULL after removing debugfs

In the Linux kernel, the following vulnerability has been resolved: scsi: hisisas: Set debugfsdir pointer to NULL after removing debugfs If init debugfs failed during device registration due to memory allocation failure, debugfsremoverecursive is called, after which debugfsdir is not set to NULL...